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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint745,887 companies indexed · Last updated: today
DirectoryEnergy & EnvironmentSolar & PhotovoltaicsAltendorfsanitärheizig.ch AG
sanitärheizig.ch AG Logo
Verified· 3 sourcesTrust Score
Summary

About the company

The company "sanitärheizig.ch" is a specialist in sanitary and heating solutions. The core activities include planning, execution and maintenance of heating renovations, heat pumps, wood heating systems, pellet heating systems, chip heating systems, bathroom renovations, conversions, water softening systems, shower-toilet systems and solar systems. The company also offers service activities such as maintenance and repair of sanitary and heating systems.

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Products & services

Industry:Solar & Photovoltaics
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4.5/5

sanitärheizig.ch AG

✓ Offered6
Heating replacement and heating refurbishment
Heating replacement and refurbishment for single-family homes, multi-family homes and condominium property, including advice, planning, project management, permits, subsidies and implementation.
Heat pumps
Heat pump solutions including planning, installation and commissioning, on request with domestic hot water preparation and as air-to-water or brine-to-water systems.
Wood, pellet and wood chip heating systems
Heating systems using wood, pellets or wood chips, planned, installed, maintained and serviced as complete heat solutions.
Financing solutions for heating replacement
Individual financing solutions for heating replacement, with personal advice, needs analysis and models tailored to the situation.
Heating advice and project coordination
On-site heating advice, quotations, scheduling, coordination of all involved contractors, and organisation of implementation and commissioning.
Heating service and maintenance
On-site heating service for heating systems and faults, with straightforward execution and support also after commissioning.
Trust & reputation

ranQ Trust Score of sanitärheizig.ch AG: 4.5 out of 5.0

Trust Score4.5/ 5.0

Excellent

x

Data basis 96% · As of October 2026

sanitärheizig.ch AG scores 96.0 out of 100 points in the Reputation area of the ranQ Trust Score. This area carries 42% of the weighting.
x
CriterionValueWeight
  • Review quality: The average rating across all connected sources, smoothed against the industry mean. So 5.0 stars from three reviews do not outrank 4.7 from three hundred.93.024%
  • Review volume: The number of reviews across all sources. The scale is logarithmic: the first reviews count the most, and the maximum is reached at 50 reviews.100.010%
  • Review recency: The age of the most recent review. Two-year-old reviews deliberately sit in the middle, because that is normal for Swiss SMEs. Only after three years without a new voice does the value drop markedly.100.08%
sanitärheizig.ch AG scores 76.6 out of 100 points in the Substance area of the ranQ Trust Score. This area carries 28% of the weighting.
x
CriterionValueWeight
  • Establishment: Years since founding or brand launch, logarithmic. The maximum is reached at 15 years.79.212%
  • Company size: The headcount band, researched by ranQ or stated by the company. It is scored in steps rather than by head count, because the data only provides bands.55.07%
sanitärheizig.ch AG scores 85.0 out of 100 points in the Identity area of the ranQ Trust Score. This area carries 22% of the weighting.
x
CriterionValueWeight
  • Verification: Official register entry (commercial register with UID or professional-body record, 55 points), confirmed domain (20 points) and confirmed ranQ profile (up to 25 points, depending on completeness).85.022%
sanitärheizig.ch AG scores 9.4 out of 100 points in the Visibility area of the ranQ Trust Score. This area carries 8% of the weighting.
x
CriterionValueWeight
  • Website authority: Ahrefs' Domain Rating measures, on a scale of 0 to 100, how strongly a website is linked from other websites. For Swiss SMEs the range up to 40 is typical; the maximum is reached at 35.9.44%
  • Media authority: No data point — the criterion is taken out of the weighting and does not lower the score.—4%
Qualifications+0.00

sanitärheizig.ch AG reaches a ranQ Trust Score of 4.5 out of 5.0 — rated «Excellent». The rating draws, among other things, on 4.9 out of 5 stars from 137 customer reviews. The data basis is 96%, so the score is backed by part of the criteria. As of October 2026.

The Trust Score cannot be bought and is calculated from publicly verifiable data.

Reviews

Aggregated rating

Aggregated rating
4.9
of 5

Aggregated from 137 reviews across all connected sources

Sources
GGoogle4.9137
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

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Comparisons

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Location

Neutalstrasse 12
8852 Altendorf
Opening hours
Mon
07:15 - 11:45, 13:15 - 17:00
Tue
07:15 - 11:45, 13:15 - 17:00
Wed
07:15 - 11:45, 13:15 - 17:00
Thu
07:15 - 11:45, 13:15 - 17:00
Fri
07:15 - 11:45, 13:15 - 15:30
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-437.042.874
Founded
2018 · 8 years
Last commercial register change
November 3, 2025
Employees
1 to 10
Legal form: Graded by liability and disclosure. The weight is kept small: a sole proprietorship is not a dubious company, it is just liable differently.
100.0
6%
  • Branch offices: Branch offices linked in the commercial register. Having none is normal and costs no points.70.03%
    • Full methodology

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